Euryoryzomys legatus 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Cricetidae

Scientific Name: Euryoryzomys legatus
Species Authority: (Thomas, 1925)
Common Name(s):
English Big-headed Rice Rat
Oryzomys legatus Thomas, 1925
Taxonomic Notes: Oryzomys is a generic synonym (Weksler et al. 2006).

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Vargas, J., Weksler, M., Jayat, J.P. & Patterson, B.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
This species is listed as Least Concern in view of its wide distribution, presumed large population, and because it is not declining fast enough to qualify for listing in a more threatened category.
Previously published Red List assessments:
1996 Lower Risk/least concern (LR/lc)

Geographic Range [top]

Range Description: This species occurs on the eastern slopes of the Andes of south-central Bolivia and northwest Argentina (Musser and Carleton, 2005). It is found at elevations of 500 to 2100 m.
Countries occurrence:
Argentina; Bolivia, Plurinational States of
Lower elevation limit (metres): 500
Upper elevation limit (metres): 2100
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is a reasonably common species.
Current Population Trend: Decreasing
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: It has been recorded from undistrurbed Yungas and Tucumano Bolivian subtropical forest habitat; it is not known if occurs in secondary habitat.
Systems: Terrestrial

Threats [top]

Major Threat(s): There are no major threats to the species, however, numerous populations are threatened. Various populations are threatened by loss of habitat through conversion to agricultural use (crops). The habitat of this species in the Argentinean part of the range is severely threatened, where the species is largely restricted to protected areas. In Bolivia, more habitats are available.

Conservation Actions [top]

Conservation Actions: It is present in Tariquia Natural Reserve, Bolivia. It is present in two protected areas in Argentina. Further research is needed into the distribution, habitat and ecology of the species.

Citation: Vargas, J., Weksler, M., Jayat, J.P. & Patterson, B. 2008. Euryoryzomys legatus. The IUCN Red List of Threatened Species 2008: e.T15603A4893760. . Downloaded on 01 December 2015.
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